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to retrace
01
回溯, 沿原路返回
to return somewhere from the same way that one has come
Example
After realizing he forgot his keys, he had to retrace his steps back to the car.
We had to retrace our route when the trail became unclear.
She retraced her journey through the forest to find the lost map.
02
在脑海中重新组合, 思维回溯
reassemble mentally
